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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/Wstrict-overflow-5.c | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/Wstrict-overflow-5.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/Wstrict-overflow-5.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/Wstrict-overflow-5.c b/gcc-4.9/gcc/testsuite/gcc.dg/Wstrict-overflow-5.c new file mode 100644 index 000000000..9af0adb99 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/Wstrict-overflow-5.c @@ -0,0 +1,13 @@ +/* { dg-do compile } */ +/* { dg-options "-fstrict-overflow -O2 -Wstrict-overflow=3" } */ + +/* Source: Ian Lance Taylor. Based on strict-overflow-3.c. */ + +/* We can only simplify the conditional when using strict overflow + semantics. */ + +int +foo (int i, int j) +{ + return i + 100 < j + 1000; /* { dg-warning "assuming signed overflow does not occur" "correct warning" } */ +} |