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authorManuel Klimek <klimek@google.com>2015-03-19 12:00:22 +0000
committerManuel Klimek <klimek@google.com>2015-03-19 12:00:22 +0000
commitc68aa16d46c1961d3ab05b77b2326e8d909b1fc6 (patch)
tree5ce05b483bc115a0ce4bffcc3eee568fce956e45
parentb1fbacab5f6ed29580989c24ad22b371939d98fd (diff)
downloadbcm5719-llvm-c68aa16d46c1961d3ab05b77b2326e8d909b1fc6.tar.gz
bcm5719-llvm-c68aa16d46c1961d3ab05b77b2326e8d909b1fc6.zip
Add option to switch off putting header modules into the dependency file.
llvm-svn: 232721
-rw-r--r--clang/include/clang/Driver/Options.td4
-rw-r--r--clang/lib/Driver/Tools.cpp5
-rw-r--r--clang/test/Driver/pch-deps.c11
3 files changed, 18 insertions, 2 deletions
diff --git a/clang/include/clang/Driver/Options.td b/clang/include/clang/Driver/Options.td
index 1dc610bb2e9..20b1c43c134 100644
--- a/clang/include/clang/Driver/Options.td
+++ b/clang/include/clang/Driver/Options.td
@@ -772,6 +772,10 @@ def fno_modules_strict_decluse : Flag <["-"], "fno-strict-modules-decluse">, Gro
Flags<[DriverOption]>;
def fimplicit_modules : Flag <["-"], "fimplicit-modules">, Group<f_Group>,
Flags<[DriverOption]>;
+def fmodule_file_deps : Flag <["-"], "fmodule-file-deps">, Group<f_Group>,
+ Flags<[DriverOption]>;
+def fno_module_file_deps : Flag <["-"], "fno-module-file-deps">, Group<f_Group>,
+ Flags<[DriverOption]>;
def fno_ms_extensions : Flag<["-"], "fno-ms-extensions">, Group<f_Group>;
def fno_ms_compatibility : Flag<["-"], "fno-ms-compatibility">, Group<f_Group>;
def fno_delayed_template_parsing : Flag<["-"], "fno-delayed-template-parsing">, Group<f_Group>;
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 74c5b7f8d2e..4ec8caef16e 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -324,8 +324,9 @@ void Clang::AddPreprocessingOptions(Compilation &C,
if (A->getOption().matches(options::OPT_M) ||
A->getOption().matches(options::OPT_MD))
CmdArgs.push_back("-sys-header-deps");
-
- if (isa<PrecompileJobAction>(JA))
+ if ((isa<PrecompileJobAction>(JA) &&
+ !Args.hasArg(options::OPT_fno_module_file_deps)) ||
+ Args.hasArg(options::OPT_fmodule_file_deps))
CmdArgs.push_back("-module-file-deps");
}
diff --git a/clang/test/Driver/pch-deps.c b/clang/test/Driver/pch-deps.c
index 30486364cd4..2c140e50144 100644
--- a/clang/test/Driver/pch-deps.c
+++ b/clang/test/Driver/pch-deps.c
@@ -8,3 +8,14 @@
// RUN: FileCheck %s -check-prefix=CHECK-NOPCH -input-file=%t
// CHECK-NOPCH: -dependency-file
// CHECK-NOPCH-NOT: -module-file-deps
+
+// RUN: %clang -x c-header %s -o %t.pch -MMD -MT dependencies -MF %t.d \
+// RUN: -fno-module-file-deps -### 2> %t
+// RUN: FileCheck %s -check-prefix=CHECK-EXPLICIT -input-file=%t
+// CHECK-EXPLICIT: -dependency-file
+// CHECK-EXPLICIT-NOT: -module-file-deps
+
+// RUN: %clang -x c++ %s -o %t.o -MMD -MT dependencies -MF %t.d -fmodule-file-deps -### 2> %t
+// RUN: FileCheck %s -check-prefix=CHECK-EXPLICIT-NOPCH -input-file=%t
+// CHECK-EXPLICIT-NOPCH: -dependency-file
+// CHECK-EXPLICIT-NOPCH: -module-file-deps
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