Gcc7 no array bounds #1196
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Gcc7 no array bounds #1196
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ax3l
reviewed
Jul 25, 2020
| @@ -105,6 +105,10 @@ ifeq ($(WARN_ALL),TRUE) | |||
| warning_flags += -Wshadow | |||
| endif | |||
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|||
| ifeq ($(gcc_major_version),7) | |||
| warning_flags += -Wno-array-bounds | |||
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offline discussed: GCC 5-6 fine, GCC 7 potential false positive, GCC9+ fine
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I also tested GCC 8.4. It works fine. Note that it is an known issue that GCC 8.1-8.3 crashes when compiling AMReX. So we need to avoid GCC 8.1-8.3.
ax3l
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Jul 25, 2020
dwillcox
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Oct 3, 2020
* Wno-array-bounds for gcc 7 * [[gnu::fallthrought]] is available for gcc >= 7 only. Test the result of dynamic_cast.
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