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| author | Anders Carlsson <andersca@mac.com> | 2010-11-03 02:22:29 +0000 |
|---|---|---|
| committer | Anders Carlsson <andersca@mac.com> | 2010-11-03 02:22:29 +0000 |
| commit | da1f5fc881ffe970bc3902f474f6b23dff43f7d8 (patch) | |
| tree | 500bffaf27098afa0d1fef030d4e06339cc34f96 /clang/test/Sema/asm.c | |
| parent | e84eb99cbb5dbb0f8c9397a1a730246c1188ca30 (diff) | |
| download | bcm5719-llvm-da1f5fc881ffe970bc3902f474f6b23dff43f7d8.tar.gz bcm5719-llvm-da1f5fc881ffe970bc3902f474f6b23dff43f7d8.zip | |
A number in an input constraint can't point to a read-write ('+') constraint. Fixes PR3904.
llvm-svn: 118145
Diffstat (limited to 'clang/test/Sema/asm.c')
| -rw-r--r-- | clang/test/Sema/asm.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/clang/test/Sema/asm.c b/clang/test/Sema/asm.c index 52611faf3db..73d081ddd38 100644 --- a/clang/test/Sema/asm.c +++ b/clang/test/Sema/asm.c @@ -79,3 +79,9 @@ int test7(unsigned long long b) { // <rdar://problem/7574870> asm volatile (""); // expected-warning {{meaningless 'volatile' on asm outside function}} + +// PR3904 +int test8(int i) { + // A number in an input constraint can't point to a read-write constraint. + asm ("" : "+r" (i), "=r"(i) : "0" (i)); // expected-error{{invalid input constraint '0' in asm}} +} |
