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| author | thestig@chromium.org <thestig@chromium.org@4c0a9323-5329-0410-9bdc-e9ce6186880e> | 2013-12-18 19:52:36 +0000 |
|---|---|---|
| committer | thestig@chromium.org <thestig@chromium.org@4c0a9323-5329-0410-9bdc-e9ce6186880e> | 2013-12-18 19:52:36 +0000 |
| commit | 74f640a92eff557e0ebef7de8f9f0c4d61bd5f06 (patch) | |
| tree | 826804f81b5d038c26233e8a904d5c4299ef80e0 /src/common/basictypes.h | |
| parent | Switch scoped_ptr.h to a compatible google3 implementation. (diff) | |
| download | breakpad-74f640a92eff557e0ebef7de8f9f0c4d61bd5f06.tar.xz | |
Use a proper ignore_result() to fix a ftruncate warn_unused_result warning with GCC 4.8.
BUG=492
R=mark@chromium.org
Review URL: https://breakpad.appspot.com/944003
git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1266 4c0a9323-5329-0410-9bdc-e9ce6186880e
Diffstat (limited to 'src/common/basictypes.h')
| -rw-r--r-- | src/common/basictypes.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/common/basictypes.h b/src/common/basictypes.h index 84668b79..9426c1f6 100644 --- a/src/common/basictypes.h +++ b/src/common/basictypes.h @@ -38,4 +38,21 @@ void operator=(const TypeName&) #endif // DISALLOW_COPY_AND_ASSIGN +namespace google_breakpad { + +// Used to explicitly mark the return value of a function as unused. If you are +// really sure you don't want to do anything with the return value of a function +// that has been marked with __attribute__((warn_unused_result)), wrap it with +// this. Example: +// +// scoped_ptr<MyType> my_var = ...; +// if (TakeOwnership(my_var.get()) == SUCCESS) +// ignore_result(my_var.release()); +// +template<typename T> +inline void ignore_result(const T&) { +} + +} // namespace google_breakpad + #endif // COMMON_BASICTYPES_H_ |