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author | Ben Cheng <bccheng@google.com> | 2013-03-28 11:14:20 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2013-03-28 12:40:33 -0700 |
commit | af0c51ac87ab2a87caa03fa108f0d164987a2764 (patch) | |
tree | 4b8b470f7c5b69642fdab8d0aa1fbc148d02196b /gcc-4.8/gcc/testsuite/gcc.dg/no-strict-overflow-7.c | |
parent | d87cae247d39ebf4f5a6bf25c932a14d2fdb9384 (diff) | |
download | toolchain_gcc-af0c51ac87ab2a87caa03fa108f0d164987a2764.tar.gz toolchain_gcc-af0c51ac87ab2a87caa03fa108f0d164987a2764.tar.bz2 toolchain_gcc-af0c51ac87ab2a87caa03fa108f0d164987a2764.zip |
[GCC 4.8] Initial check-in of GCC 4.8.0
Change-Id: I0719d8a6d0f69b367a6ab6f10eb75622dbf12771
Diffstat (limited to 'gcc-4.8/gcc/testsuite/gcc.dg/no-strict-overflow-7.c')
-rw-r--r-- | gcc-4.8/gcc/testsuite/gcc.dg/no-strict-overflow-7.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/testsuite/gcc.dg/no-strict-overflow-7.c b/gcc-4.8/gcc/testsuite/gcc.dg/no-strict-overflow-7.c new file mode 100644 index 000000000..c237af984 --- /dev/null +++ b/gcc-4.8/gcc/testsuite/gcc.dg/no-strict-overflow-7.c @@ -0,0 +1,16 @@ +/* { dg-do compile } */ +/* { dg-options "-fno-strict-overflow -O2 -fdump-tree-optimized" } */ + +/* Source: Ian Lance Taylor. Dual of strict-overflow-6.c. */ + +/* We can only simplify the conditional when using strict overflow + semantics. */ + +int +foo (char* p) +{ + return p + 1000 < p; +} + +/* { dg-final { scan-tree-dump "\[+\]\[ \]*1000" "optimized" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |