Revert most of r236271, leaving only the datalayout change in lib/Basic/Targets.cpp

llvm-svn: 236274

3 files changed, 62 insertions, 94 deletions

diff --git a/clang/test/CodeGen/exceptions-seh-finally.c b/clang/test/CodeGen/exceptions-seh-finally.c
index 6366c350390..345d514611e 100644
--- a/clang/test/CodeGen/exceptions-seh-finally.c
+++ b/clang/test/CodeGen/exceptions-seh-finally.c
@@ -1,7 +1,4 @@
-// RUN: %clang_cc1 %s -triple x86_64-pc-win32 -fms-extensions -emit-llvm -o - \
-// RUN:         | FileCheck %s --check-prefix=CHECK --check-prefix=X64
-// RUN: %clang_cc1 %s -triple i686-pc-win32 -fms-extensions -emit-llvm -o - \
-// RUN:         | FileCheck %s --check-prefix=CHECK --check-prefix=X86
+// RUN: %clang_cc1 %s -triple x86_64-pc-win32 -fms-extensions -emit-llvm -o - | FileCheck %s
 
 void abort(void) __attribute__((noreturn));
 void might_crash(void);
@@ -20,20 +17,18 @@ void basic_finally(void) {
 // CHECK:     to label %[[invoke_cont:[^ ]*]] unwind label %[[lpad:[^ ]*]]
 //
 // CHECK: [[invoke_cont]]
-// X64: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
-// X64: call void @"\01?fin$0@0@basic_finally@@"(i8 0, i8* %[[fp]])
-// X86: call void @"\01?fin$0@0@basic_finally@@"()
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: call void @"\01?fin$0@0@basic_finally@@"(i8 0, i8* %[[fp]])
 // CHECK-NEXT: ret void
 //
 // CHECK: [[lpad]]
 // CHECK-NEXT: landingpad
 // CHECK-NEXT: cleanup
-// X64: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
-// X64: call void @"\01?fin$0@0@basic_finally@@"(i8 1, i8* %[[fp]])
-// X86: call void @"\01?fin$0@0@basic_finally@@"()
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: call void @"\01?fin$0@0@basic_finally@@"(i8 1, i8* %[[fp]])
 // CHECK: resume { i8*, i32 }
 
-// CHECK: define internal void @"\01?fin$0@0@basic_finally@@"({{.*}})
+// CHECK: define internal void @"\01?fin$0@0@basic_finally@@"(i8 %abnormal_termination, i8* %frame_pointer)
 // CHECK: call void @cleanup()
 
 // Mostly check that we don't double emit 'r' which would crash.
@@ -62,12 +57,11 @@ l:
 // CHECK:     to label %[[invoke_cont:[^ ]*]] unwind label %[[lpad:[^ ]*]]
 //
 // CHECK: [[invoke_cont]]
-// X64: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
-// X64: call void @"\01?fin$0@0@label_in_finally@@"(i8 0, i8* %[[fp]])
-// X86: call void @"\01?fin$0@0@label_in_finally@@"()
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: call void @"\01?fin$0@0@label_in_finally@@"(i8 0, i8* %[[fp]])
 // CHECK: ret void
 
-// CHECK: define internal void @"\01?fin$0@0@label_in_finally@@"({{.*}})
+// CHECK: define internal void @"\01?fin$0@0@label_in_finally@@"(i8 %abnormal_termination, i8* %frame_pointer)
 // CHECK: br label %[[l:[^ ]*]]
 //
 // CHECK: [[l]]
@@ -86,33 +80,23 @@ void use_abnormal_termination(void) {
 }
 
 // CHECK-LABEL: define void @use_abnormal_termination()
-// X86: call void (...) @llvm.frameescape(i32* %[[abnormal_termination:[^ ),]*]])
-// X86: store i32 1, i32* %[[abnormal_termination]]
 // CHECK: invoke void @might_crash()
 // CHECK:     to label %[[invoke_cont:[^ ]*]] unwind label %[[lpad:[^ ]*]]
 //
 // CHECK: [[invoke_cont]]
-// X64: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
-// X64: call void @"\01?fin$0@0@use_abnormal_termination@@"(i8 0, i8* %[[fp]])
-// X86: store i32 0, i32* %[[abnormal_termination]]
-// X86: call void @"\01?fin$0@0@use_abnormal_termination@@"()
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: call void @"\01?fin$0@0@use_abnormal_termination@@"(i8 0, i8* %[[fp]])
 // CHECK: ret void
 //
 // CHECK: [[lpad]]
 // CHECK-NEXT: landingpad
 // CHECK-NEXT: cleanup
-// X64: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
-// X64: call void @"\01?fin$0@0@use_abnormal_termination@@"(i8 1, i8* %[[fp]])
-// X86: call void @"\01?fin$0@0@use_abnormal_termination@@"()
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: call void @"\01?fin$0@0@use_abnormal_termination@@"(i8 1, i8* %[[fp]])
 // CHECK: resume { i8*, i32 }
 
-// X64: define internal void @"\01?fin$0@0@use_abnormal_termination@@"(i8 %[[abnormal:abnormal_termination]], i8* %frame_pointer)
-// X64: %[[abnormal_zext:[^ ]*]] = zext i8 %[[abnormal]] to i32
-// X86: define internal void @"\01?fin$0@0@use_abnormal_termination@@"()
-// X86: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 1)
-// X86: %[[abnormal_i8:[^ ]*]] = call i8* @llvm.framerecover(i8* bitcast (void ()* @use_abnormal_termination to i8*), i8* %[[fp]], i32 0)
-// X86: %[[abnormal:[^ ]*]] = bitcast i8* %[[abnormal_i8]] to i32*
-// X86: %[[abnormal_zext:[^ ]*]] = load i32, i32* %[[abnormal]]
+// CHECK: define internal void @"\01?fin$0@0@use_abnormal_termination@@"(i8 %abnormal_termination, i8* %frame_pointer)
+// CHECK: %[[abnormal_zext:[^ ]*]] = zext i8 %abnormal_termination to i32
 // CHECK: store i32 %[[abnormal_zext]], i32* @crashed
 // CHECK-NEXT: ret void
 
@@ -125,10 +109,11 @@ void noreturn_noop_finally() {
 }
 
 // CHECK-LABEL: define void @noreturn_noop_finally()
-// CHECK: call void @"\01?fin$0@0@noreturn_noop_finally@@"({{.*}})
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: call void @"\01?fin$0@0@noreturn_noop_finally@@"(i8 0, i8* %[[fp]])
 // CHECK: ret void
 
-// CHECK: define internal void @"\01?fin$0@0@noreturn_noop_finally@@"({{.*}})
+// CHECK: define internal void @"\01?fin$0@0@noreturn_noop_finally@@"(i8 %abnormal_termination, i8* %frame_pointer)
 // CHECK: call void @abort()
 // CHECK: unreachable
 
@@ -145,16 +130,18 @@ void noreturn_finally() {
 // CHECK:     to label %[[cont:[^ ]*]] unwind label %[[lpad:[^ ]*]]
 //
 // CHECK: [[cont]]
-// CHECK: call void @"\01?fin$0@0@noreturn_finally@@"({{.*}})
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: call void @"\01?fin$0@0@noreturn_finally@@"(i8 0, i8* %[[fp]])
 // CHECK: ret void
 //
 // CHECK: [[lpad]]
 // CHECK: landingpad
 // CHECK-NEXT: cleanup
-// CHECK: call void @"\01?fin$0@0@noreturn_finally@@"({{.*}})
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: call void @"\01?fin$0@0@noreturn_finally@@"(i8 1, i8* %[[fp]])
 // CHECK: resume { i8*, i32 }
 
-// CHECK: define internal void @"\01?fin$0@0@noreturn_finally@@"({{.*}})
+// CHECK: define internal void @"\01?fin$0@0@noreturn_finally@@"(i8 %abnormal_termination, i8* %frame_pointer)
 // CHECK: call void @abort()
 // CHECK: unreachable
 
@@ -165,10 +152,11 @@ int finally_with_return() {
   }
 }
 // CHECK-LABEL: define i32 @finally_with_return()
-// CHECK: call void @"\01?fin$0@0@finally_with_return@@"({{.*}})
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK-NEXT: call void @"\01?fin$0@0@finally_with_return@@"(i8 0, i8* %[[fp]])
 // CHECK-NEXT: ret i32 42
 
-// CHECK: define internal void @"\01?fin$0@0@finally_with_return@@"({{.*}})
+// CHECK: define internal void @"\01?fin$0@0@finally_with_return@@"(i8 %abnormal_termination, i8* %frame_pointer)
 // CHECK-NOT: br i1
 // CHECK-NOT: br label
 // CHECK: ret void
@@ -186,22 +174,25 @@ int nested___finally___finally() {
 }
 
 // CHECK-LABEL: define i32 @nested___finally___finally
-// CHECK: invoke void @"\01?fin$1@0@nested___finally___finally@@"({{.*}})
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: invoke void @"\01?fin$1@0@nested___finally___finally@@"(i8 0, i8* %[[fp]])
 // CHECK:          to label %[[outercont:[^ ]*]] unwind label %[[lpad:[^ ]*]]
 //
 // CHECK: [[outercont]]
-// CHECK: call void @"\01?fin$0@0@nested___finally___finally@@"({{.*}})
+// CHECK-NEXT: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK-NEXT: call void @"\01?fin$0@0@nested___finally___finally@@"(i8 0, i8* %[[fp]])
 // CHECK-NEXT: ret i32 0
 //
 // CHECK: [[lpad]]
 // CHECK-NEXT: landingpad
 // CHECK-NEXT: cleanup
-// CHECK: call void @"\01?fin$0@0@nested___finally___finally@@"({{.*}})
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK-NEXT: call void @"\01?fin$0@0@nested___finally___finally@@"(i8 1, i8* %[[fp]])
 
-// CHECK-LABEL: define internal void @"\01?fin$0@0@nested___finally___finally@@"({{.*}})
+// CHECK-LABEL: define internal void @"\01?fin$0@0@nested___finally___finally@@"(i8 %abnormal_termination, i8* %frame_pointer)
 // CHECK: ret void
 
-// CHECK-LABEL: define internal void @"\01?fin$1@0@nested___finally___finally@@"({{.*}})
+// CHECK-LABEL: define internal void @"\01?fin$1@0@nested___finally___finally@@"(i8 %abnormal_termination, i8* %frame_pointer)
 // CHECK: unreachable
 
 int nested___finally___finally_with_eh_edge() {
@@ -221,27 +212,31 @@ int nested___finally___finally_with_eh_edge() {
 // CHECK-NEXT: to label %[[invokecont:[^ ]*]] unwind label %[[lpad1:[^ ]*]]
 //
 // [[invokecont]]
-// CHECK: invoke void @"\01?fin$1@0@nested___finally___finally_with_eh_edge@@"({{.*}})
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: invoke void @"\01?fin$1@0@nested___finally___finally_with_eh_edge@@"(i8 0, i8* %[[fp]])
 // CHECK:          to label %[[outercont:[^ ]*]] unwind label %[[lpad2:[^ ]*]]
 //
 // CHECK: [[outercont]]
-// CHECK: call void @"\01?fin$0@0@nested___finally___finally_with_eh_edge@@"({{.*}})
+// CHECK-NEXT: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK-NEXT: call void @"\01?fin$0@0@nested___finally___finally_with_eh_edge@@"(i8 0, i8* %[[fp]])
 // CHECK-NEXT: ret i32 912
 //
 // CHECK: [[lpad1]]
 // CHECK-NEXT: landingpad
 // CHECK-NEXT: cleanup
-// CHECK: invoke void @"\01?fin$1@0@nested___finally___finally_with_eh_edge@@"({{.*}})
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: invoke void @"\01?fin$1@0@nested___finally___finally_with_eh_edge@@"(i8 1, i8* %[[fp]])
 // CHECK:          to label %[[outercont:[^ ]*]] unwind label %[[lpad2]]
 //
 // CHECK: [[lpad2]]
 // CHECK-NEXT: landingpad
 // CHECK-NEXT: cleanup
-// CHECK: call void @"\01?fin$0@0@nested___finally___finally_with_eh_edge@@"({{.*}})
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: call void @"\01?fin$0@0@nested___finally___finally_with_eh_edge@@"(i8 1, i8* %[[fp]])
 // CHECK: resume
 
-// CHECK-LABEL: define internal void @"\01?fin$0@0@nested___finally___finally_with_eh_edge@@"({{.*}})
+// CHECK-LABEL: define internal void @"\01?fin$0@0@nested___finally___finally_with_eh_edge@@"(i8 %abnormal_termination, i8* %frame_pointer)
 // CHECK: ret void
 
-// CHECK-LABEL: define internal void @"\01?fin$1@0@nested___finally___finally_with_eh_edge@@"({{.*}})
+// CHECK-LABEL: define internal void @"\01?fin$1@0@nested___finally___finally_with_eh_edge@@"(i8 %abnormal_termination, i8* %frame_pointer)
 // CHECK: unreachable
diff --git a/clang/test/CodeGen/exceptions-seh.c b/clang/test/CodeGen/exceptions-seh.c
index 40796bc075b..d8135e805c6 100644
--- a/clang/test/CodeGen/exceptions-seh.c
+++ b/clang/test/CodeGen/exceptions-seh.c
@@ -1,7 +1,4 @@
-// RUN: %clang_cc1 %s -triple x86_64-pc-win32 -fms-extensions -emit-llvm -o - \
-// RUN:         | FileCheck %s --check-prefix=CHECK --check-prefix=X64
-// RUN: %clang_cc1 %s -triple i686-pc-win32 -fms-extensions -emit-llvm -o - \
-// RUN:         | FileCheck %s --check-prefix=CHECK --check-prefix=X86
+// RUN: %clang_cc1 %s -triple x86_64-pc-win32 -fms-extensions -emit-llvm -o - | FileCheck %s
 
 void try_body(int numerator, int denominator, int *myres) {
   *myres = numerator / denominator;
@@ -27,8 +24,7 @@ int safe_div(int numerator, int denominator, int *res) {
 // CHECK:       to label %{{.*}} unwind label %[[lpad:[^ ]*]]
 //
 // CHECK: [[lpad]]
-// X64: landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*)
-// X86: landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @_except_handler3 to i8*)
+// CHECK: landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*)
 // CHECK-NEXT: catch i8* null
 // CHECK-NOT: br i1
 // CHECK: br label %[[except:[^ ]*]]
@@ -56,19 +52,14 @@ int filter_expr_capture(void) {
 // CHECK: invoke void @j() #[[NOINLINE]]
 //
 // CHECK: landingpad
-// CHECK-NEXT: catch i8* bitcast (i32 ({{.*}})* @"\01?filt$0@0@filter_expr_capture@@" to i8*)
+// CHECK-NEXT: catch i8* bitcast (i32 (i8*, i8*)* @"\01?filt$0@0@filter_expr_capture@@" to i8*)
 // CHECK: store i32 13, i32* %[[r]]
 //
 // CHECK: %[[rv:[^ ]*]] = load i32, i32* %[[r]]
 // CHECK: ret i32 %[[rv]]
 
-// X64-LABEL: define internal i32 @"\01?filt$0@0@filter_expr_capture@@"(i8* %exception_pointers, i8* %frame_pointer)
-// X64: call i8* @llvm.framerecover(i8* bitcast (i32 ()* @filter_expr_capture to i8*), i8* %frame_pointer, i32 0)
-//
-// X86-LABEL: define internal i32 @"\01?filt$0@0@filter_expr_capture@@"()
-// X86: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 1)
-// X86: call i8* @llvm.framerecover(i8* bitcast (i32 ()* @filter_expr_capture to i8*), i8* %[[fp]], i32 0)
-//
+// CHECK-LABEL: define internal i32 @"\01?filt$0@0@filter_expr_capture@@"(i8* %exception_pointers, i8* %frame_pointer)
+// CHECK: call i8* @llvm.framerecover(i8* bitcast (i32 ()* @filter_expr_capture to i8*), i8* %frame_pointer, i32 0)
 // CHECK: store i32 -1, i32* %{{.*}}
 // CHECK: ret i32 -1
 
@@ -96,20 +87,19 @@ int nested_try(void) {
 // CHECK: br label %[[inner_try_cont:[^ ]*]]
 //
 // CHECK: [[lpad]]
-// X64: landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*)
-// X86: landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @_except_handler3 to i8*)
-// CHECK: catch i8* bitcast (i32 ({{.*}})* @"\01?filt$1@0@nested_try@@" to i8*)
-// CHECK: catch i8* bitcast (i32 ({{.*}})* @"\01?filt$0@0@nested_try@@" to i8*)
+// CHECK: landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*)
+// CHECK: catch i8* bitcast (i32 (i8*, i8*)* @"\01?filt$1@0@nested_try@@" to i8*)
+// CHECK: catch i8* bitcast (i32 (i8*, i8*)* @"\01?filt$0@0@nested_try@@" to i8*)
 // CHECK: store i8* %{{.*}}, i8** %[[ehptr_slot:[^ ]*]]
 // CHECK: store i32 %{{.*}}, i32* %[[sel_slot:[^ ]*]]
 //
 // CHECK: load i32, i32* %[[sel_slot]]
-// CHECK: call i32 @llvm.eh.typeid.for(i8* bitcast (i32 ({{.*}})* @"\01?filt$1@0@nested_try@@" to i8*))
+// CHECK: call i32 @llvm.eh.typeid.for(i8* bitcast (i32 (i8*, i8*)* @"\01?filt$1@0@nested_try@@" to i8*))
 // CHECK: icmp eq i32
 // CHECK: br i1
 //
 // CHECK: load i32, i32* %[[sel_slot]]
-// CHECK: call i32 @llvm.eh.typeid.for(i8* bitcast (i32 ({{.*}})* @"\01?filt$0@0@nested_try@@" to i8*))
+// CHECK: call i32 @llvm.eh.typeid.for(i8* bitcast (i32 (i8*, i8*)* @"\01?filt$0@0@nested_try@@" to i8*))
 // CHECK: icmp eq i32
 // CHECK: br i1
 //
@@ -125,20 +115,6 @@ int nested_try(void) {
 //
 // CHECK: [[inner_try_cont]]
 // CHECK: br label %[[outer_try_cont]]
-//
-// CHECK-LABEL: define internal i32 @"\01?filt$0@0@nested_try@@"({{.*}})
-// X86: call i8* @llvm.eh.exceptioninfo()
-// CHECK: load i32*, i32**
-// CHECK: load i32, i32*
-// CHECK: ptrtoint
-// CHECK: icmp eq i32 %{{.*}}, 456
-//
-// CHECK-LABEL: define internal i32 @"\01?filt$1@0@nested_try@@"({{.*}})
-// X86: call i8* @llvm.eh.exceptioninfo()
-// CHECK: load i32*, i32**
-// CHECK: load i32, i32*
-// CHECK: ptrtoint
-// CHECK: icmp eq i32 %{{.*}}, 123
 
 static unsigned g = 0;
 void basic_finally(void) {
@@ -158,21 +134,18 @@ void basic_finally(void) {
 // CHECK:       to label %[[cont:[^ ]*]] unwind label %[[lpad:[^ ]*]]
 //
 // CHECK: [[cont]]
-// X64: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
-// X64: call void @"\01?fin$0@0@basic_finally@@"(i8 0, i8* %[[fp]])
-// X86: call void @"\01?fin$0@0@basic_finally@@"()
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: call void @"\01?fin$0@0@basic_finally@@"(i8 0, i8* %[[fp]])
 // CHECK: ret void
 //
 // CHECK: [[lpad]]
-// X64: landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*)
-// X86: landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @_except_handler3 to i8*)
+// CHECK: landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*)
 // CHECK-NEXT: cleanup
-// X64: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
-// X64: call void @"\01?fin$0@0@basic_finally@@"(i8 1, i8* %[[fp]])
-// X86: call void @"\01?fin$0@0@basic_finally@@"()
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.frameaddress(i32 0)
+// CHECK: call void @"\01?fin$0@0@basic_finally@@"(i8 1, i8* %[[fp]])
 // CHECK: resume
 
-// CHECK: define internal void @"\01?fin$0@0@basic_finally@@"({{.*}})
+// CHECK: define internal void @"\01?fin$0@0@basic_finally@@"(i8 %abnormal_termination, i8* %frame_pointer)
 // CHECK:   load i32, i32* @g, align 4
 // CHECK:   add i32 %{{.*}}, -1
 // CHECK:   store i32 %{{.*}}, i32* @g, align 4
diff --git a/clang/test/CodeGen/target-data.c b/clang/test/CodeGen/target-data.c
index c3e3852bccd..05fe7def56e 100644
--- a/clang/test/CodeGen/target-data.c
+++ b/clang/test/CodeGen/target-data.c
@@ -8,11 +8,11 @@
 
 // RUN: %clang_cc1 -triple i686-unknown-win32 -emit-llvm -o - %s | \
 // RUN:     FileCheck --check-prefix=I686-WIN32 %s
-// I686-WIN32: target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
+// I686-WIN32: target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-S32"
 
 // RUN: %clang_cc1 -triple i686-unknown-cygwin -emit-llvm -o - %s | \
 // RUN:     FileCheck --check-prefix=I686-CYGWIN %s
-// I686-CYGWIN: target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
+// I686-CYGWIN: target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-S32"
 
 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s | \
 // RUN:     FileCheck --check-prefix=X86_64 %s