Revert "Temporarily Revert "Add basic loop fusion pass.""

The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552

1 files changed, 27 insertions, 0 deletions

diff --git a/llvm/test/Transforms/FunctionImport/funcimport_var.ll b/llvm/test/Transforms/FunctionImport/funcimport_var.ll
new file mode 100644
index 00000000000..edd874e6297
--- /dev/null
+++ b/llvm/test/Transforms/FunctionImport/funcimport_var.ll
@@ -0,0 +1,27 @@
+; This test makes sure a static var is not selected as a callee target
+; (which will crash compilation).
+; RUN: opt -module-summary %s -o %t.bc
+; RUN: opt -module-summary %p/Inputs/funcimport_var2.ll -o %t2.bc
+; RUN: llvm-lto -thinlto -thinlto-action=thinlink -o %t3 %t.bc %t2.bc
+; RUN: llvm-lto -thinlto -thinlto-action=import -thinlto-index=%t3 %t.bc %t2.bc
+; RUN: llvm-lto -thinlto -thinlto-action=run %t.bc %t2.bc -exported-symbol=_Z4LinkPKcS0_
+; RUN: llvm-nm %t.bc.thinlto.o | FileCheck %s
+; RUN: llvm-lto2 run %t.bc %t2.bc -o %t.out \
+; RUN:   -r %t.bc,_Z4LinkPKcS0_,plx \
+; RUN:   -r %t.bc,link,l \
+; RUN:   -r %t2.bc,get_link,plx
+; RUN: llvm-nm %t.out.1 | FileCheck %s
+; CHECK: U link
+
+; REQUIRES: x86-registered-target
+
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
+
+define i32 @_Z4LinkPKcS0_(i8*, i8*) local_unnamed_addr  {
+  %3 = tail call i32 @link(i8* %0, i8* %1) #2
+  ret i32 %3
+}
+
+; Function Attrs: nounwind
+declare i32 @link(i8*, i8*) local_unnamed_addr