diff options
| author | Roger Sayle <roger@eyesopen.com> | 2004-10-30 22:58:49 +0000 |
|---|---|---|
| committer | Roger Sayle <sayle@gcc.gnu.org> | 2004-10-30 22:58:49 +0000 |
| commit | 1db4252cead4efe2f13d88a8420a687acd5abe62 (patch) | |
| tree | 6dcaf06d96bde38ddbba3efc2c708ce7f6cdcde9 /gcc | |
| parent | de2d7877bae3da8afdf8a9939963867b43474235 (diff) | |
| download | gcc-1db4252cead4efe2f13d88a8420a687acd5abe62.zip gcc-1db4252cead4efe2f13d88a8420a687acd5abe62.tar.gz gcc-1db4252cead4efe2f13d88a8420a687acd5abe62.tar.bz2 | |
re PR rtl-optimization/18084 (setfill coupled with inline function: incorrect results on Linux x86)
PR rtl-optimization/18084
* g++.dg/opt/pr18084-1.C: New testcase.
From-SVN: r89900
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/opt/pr18084-1.C | 32 |
2 files changed, 37 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 3255d47..aa3247e 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2004-10-30 Roger Sayle <roger@eyesopen.com> + + PR rtl-optimization/18084 + * g++.dg/opt/pr18084-1.C: New testcase. + 2004-10-30 Matt Austern <austern@apple.com> PR c++/17542 diff --git a/gcc/testsuite/g++.dg/opt/pr18084-1.C b/gcc/testsuite/g++.dg/opt/pr18084-1.C new file mode 100644 index 0000000..bf62a7b --- /dev/null +++ b/gcc/testsuite/g++.dg/opt/pr18084-1.C @@ -0,0 +1,32 @@ +// { dg-do run } +// { dg-options "-O3" } + +extern "C" void abort (void); + +struct X { + bool init; + void foo() { if (!init) init = true; } + void bar() { foo(); } + +}; + +typedef unsigned long long int uint64_t; +uint64_t mask1, mask2; + +uint64_t calc() { + return mask1 & mask2; +} + +int main() +{ + mask1 = 0x00000000FFFFFFFFull; + mask2 = 0x000000000000FFFFull; + uint64_t value = calc(); + + X().bar(); + + if(value != calc()) + abort (); + return 0; +} + |