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GHS compiler doesn't support signaling NaNs for double

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- has_signaling_NaN returns TRUE by mistake, will be fixed in future compiler releases.

Task-number: QTBUG-99123
Pick-to: 6.2 6.3
Change-Id: I3f2af7b5328b49d7ceffa548461d1d6bf72ba7ed
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
This commit is contained in:
Tatiana Borisova 2022-02-08 15:30:56 +02:00
parent ba48e1b809
commit df0b092d08
1 changed files with 5 additions and 1 deletions
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6
configure.cmake
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@ -225,7 +225,11 @@ qt_config_compile_test("separate_debug_info"
qt_config_compile_test(signaling_nan qt_config_compile_test(signaling_nan
LABEL "Signaling NaN for doubles" LABEL "Signaling NaN for doubles"
CODE CODE
"#include <limits> "#if defined(__ghs) && (__GHS_VERSION_NUMBER <= 202014)
# error Signal NaNs are not supported by GHS compiler, but has_signaling_NaN returns TRUE. Will be fixed in future compiler releases.
#endif
#include <limits>
int main(void) int main(void)
{ {