summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorGiuseppe D'Angelo <giuseppe.dangelo@kdab.com>2021-06-19 12:14:51 +0200
committerQt Cherry-pick Bot <cherrypick_bot@qt-project.org>2021-06-22 23:44:45 +0000
commitb6b72e68cc869304c500b237f8512c7fad056d70 (patch)
tree31c7924213085e3385d18394b5e7edc843c2538f
parent3aca043134a8e6b1041d7b2a97367f44f1b94e6b (diff)
Disable -Werror=stringop-overflow on GCC >= 10
There's a number of upstream bugs that cause false positives; do not make them errors. Change-Id: I4151794d8d37177a47a34aef8d83accf4377d44a Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io> Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io> Reviewed-by: Thiago Macieira <thiago.macieira@intel.com> (cherry picked from commit 648e9696d38f9338019d30f297029ba34efb673c) Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
-rw-r--r--cmake/QtInternalTargets.cmake8
1 files changed, 8 insertions, 0 deletions
diff --git a/cmake/QtInternalTargets.cmake b/cmake/QtInternalTargets.cmake
index 52d29a8673..1300453122 100644
--- a/cmake/QtInternalTargets.cmake
+++ b/cmake/QtInternalTargets.cmake
@@ -32,6 +32,14 @@ function(qt_internal_set_warnings_are_errors_flags target)
list(APPEND flags -Wno-error=format-overflow)
endif()
+ if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "10.0.0")
+ # GCC 10 has a number of bugs in -Wstringop-overflow. Do not make them an error.
+ # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92955
+ # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94335
+ # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101134
+ list(APPEND flags -Wno-error=stringop-overflow)
+ endif()
+
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "11.0.0")
# We do mixed enum arithmetic all over the place:
list(APPEND flags -Wno-error=deprecated-enum-enum-conversion -Wno-error=deprecated-enum-float-conversion)