https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69012
--- Comment #4 from Paul Hua <paul.hua.gm at gmail dot com> --- Created attachment 37114 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37114&action=edit preprocessed source for maxval_r4.c The compile command line : cc1 -fpreprocessed maxval_r4.i -mel -quiet -dumpbase maxval_r4.c -mabi=32 -minterlink-mips16 -march=mips64r2 -mllsc -mips64r2 -mno-shared -auxbase-strip maxval_r4.o -g -O2 -Wall -Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition -Wextra -Wwrite-strings -Werror=implicit-function-declaration -Werror=vla -Wunknown-pragmas -std=gnu11 -std=gnu11 -version -fcx-fortran-rules -ffunction-sections -fdata-sections -o maxval_r4.s Thanks.