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| author | David Bolvansky <david.bolvansky@gmail.com> | 2019-04-29 23:24:00 +0000 |
|---|---|---|
| committer | David Bolvansky <david.bolvansky@gmail.com> | 2019-04-29 23:24:00 +0000 |
| commit | 6eedd8523a8d0f6c4deb0a240408270ce850b59b (patch) | |
| tree | 3bbb1f3664cef6b83b35c18b23af95955c69b3c4 /test/Sema/compare.c | |
| parent | 887ff701b7382dfa758099f6fb8fccc665e54384 (diff) | |
| download | clang-6eedd8523a8d0f6c4deb0a240408270ce850b59b.tar.gz | |
[Diagnostics] Support -Wtype-limits for GCC compatibility
Summary:
GCC's -Wtype-limits (part of -Wextra):
Warn if a comparison is always true or always false due to the limited range of the data type
Reviewers: rsmith, aaron.ballman, lebedev.ri, thakis
Reviewed By: rsmith
Subscribers: lebedev.ri, jdoerfert, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D58841
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@359516 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Sema/compare.c')
| -rw-r--r-- | test/Sema/compare.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/test/Sema/compare.c b/test/Sema/compare.c index b2b486f59f..25aa13f6ba 100644 --- a/test/Sema/compare.c +++ b/test/Sema/compare.c @@ -1,4 +1,5 @@ // RUN: %clang_cc1 -triple x86_64-apple-darwin -fsyntax-only -pedantic -verify -Wsign-compare -Wtautological-constant-in-range-compare %s -Wno-unreachable-code +// RUN: %clang_cc1 -triple x86_64-apple-darwin -fsyntax-only -pedantic -verify -Wsign-compare -Wtype-limits %s -Wno-unreachable-code int test(char *C) { // nothing here should warn. return C != ((void*)0); |