Fixed build with gcc-15 and -O3. #965
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build/src/njs_object.dep -MT build/src/njs_object.o \ src/njs_object.c In file included from src/njs_main.h:18, from src/njs_object.c:8: In function ‘njs_utf8_copy’, inlined from ‘njs_object_enumerate_string’ at src/njs_object.c:769:21: src/njs_utf8.h:115:20: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=] 115 | *dst++ = c; | ~~~~~~~^~~ src/njs_object.c: In function ‘njs_object_enumerate_string’: src/njs_object.c:719:24: note: at offset 4 into destination object ‘buf’ of size 4 719 | u_char buf[4], *c; | ^~~ In function ‘njs_utf8_copy’, inlined from ‘njs_object_enumerate_string’ at src/njs_object.c:769:21: src/njs_utf8.h:115:20: error: writing 1 byte into a region of size 0 [-Werror=stringop-overflow=] GCC-15 does not know that the loop in njs_utf8_copy() is bounded because the input is a valid UTF-8 here. This fixes nginx#967 issue on Github.
VadimZhestikov
approved these changes
Sep 17, 2025
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