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authorSteven Wu <stevenwu@apple.com>2015-01-16 23:05:28 +0000
committerSteven Wu <stevenwu@apple.com>2015-01-16 23:05:28 +0000
commitcb0d13fc2337966a7e8738082309be1e215f83f3 (patch)
tree9c127e06ea4c5d5e9606a4d2c4f3808767face49 /clang/lib/Driver/Tools.cpp
parenta34d04d35e72c9104c32e2f772b8bccab7f0cd33 (diff)
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Adding option -fno-inline-asm to disallow inline asm
Summary: This patch add a new option to dis-allow all inline asm. Any GCC style inline asm will be reported as an error. Reviewers: rnk, echristo Reviewed By: rnk, echristo Subscribers: bob.wilson, rnk, echristo, rsmith, cfe-commits Differential Revision: http://reviews.llvm.org/D6870 llvm-svn: 226340
Diffstat (limited to 'clang/lib/Driver/Tools.cpp')
-rw-r--r--clang/lib/Driver/Tools.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index d625c0e..db43fde 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -4320,6 +4320,11 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
false))
CmdArgs.push_back("-fasm-blocks");
+ // -fgnu-inline-asm is default.
+ if (!Args.hasFlag(options::OPT_fgnu_inline_asm,
+ options::OPT_fno_gnu_inline_asm, true))
+ CmdArgs.push_back("-fno-gnu-inline-asm");
+
// Enable vectorization per default according to the optimization level
// selected. For optimization levels that want vectorization we use the alias
// option to simplify the hasFlag logic.