search for: d75056

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2020 Jun 11
2
Issue with __attribute__((constructor)) and -Os -fno-common
...d: - Clang (10.0.0-4ubuntu1) with -Os -fno-common: function init_fn() is NOT emitted, - Clang (10.0.0-4ubuntu1) with no flag, or only -Os or -fno-common: init_fn() is present as expected, - GCC (Ubuntu 9.3.0-10ubuntu1) with the same flags: init_fn() is present too, - Since https://reviews.llvm.org/D75056, -fno-common is the default and therefore -Os is enough to cause the issue. ----8<--------8<--------8<--------8<--------8<--------8<-------- $ clang --target=arm-linux-gnueabihf -Os -fno-common -S ctor.c \ -o /dev/stdout | grep init_fn $ clang --target=arm-linux-gnueabihf -Os -...
2020 Jun 12
2
Issue with __attribute__((constructor)) and -Os -fno-common
...nction init_fn() is >> NOT emitted, >> - Clang (10.0.0-4ubuntu1) with no flag, or only -Os or -fno-common: >> init_fn() is present as expected, >> - GCC (Ubuntu 9.3.0-10ubuntu1) with the same flags: init_fn() is present >> too, >> - Since https://reviews.llvm.org/D75056, -fno-common is the default and >> therefore -Os is enough to cause the issue. >> >> ----8<--------8<--------8<--------8<--------8<--------8<-------- >> $ clang --target=arm-linux-gnueabihf -Os -fno-common -S ctor.c \ >> -o /dev/stdout | grep init_f...