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| author | Tatiana Borisova <tatiana.borisova@qt.io> | 2022-02-08 15:30:56 +0200 |
|---|---|---|
| committer | Qt Cherry-pick Bot <cherrypick_bot@qt-project.org> | 2022-02-09 14:56:09 +0000 |
| commit | 2853080c61a9f63be09465ffcbd50e407d253f97 (patch) | |
| tree | 6b7a3c1a51479ae63192443736d9402aa7014974 /configure.cmake | |
| parent | 5234c6f716d665344d90c4b0492207326bb8e256 (diff) | |
GHS compiler doesn't support signaling NaNs for double
- has_signaling_NaN returns TRUE by mistake, will be fixed in future compiler releases.
Task-number: QTBUG-99123
Change-Id: I3f2af7b5328b49d7ceffa548461d1d6bf72ba7ed
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
(cherry picked from commit df0b092d08028bde10ea0ffc1772a00e8062fd2d)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
Diffstat (limited to 'configure.cmake')
| -rw-r--r-- | configure.cmake | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/configure.cmake b/configure.cmake index 2818db7281..814e8133a6 100644 --- a/configure.cmake +++ b/configure.cmake @@ -225,7 +225,11 @@ qt_config_compile_test("separate_debug_info" qt_config_compile_test(signaling_nan LABEL "Signaling NaN for doubles" 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) { |