Terry@vectra-$ cat > test.c #include <stdio.h> int main(int argc, char **argv) { int i; printf("%s ", argv[0]); for (i=1; i < argc; ++i) { if (argv[i][0] != '\0') { printf("%s ", argv[i]); } } return printf("\n"); } Terry@vectra-$ gcc -v test.c -o test-bin Reading specs from /usr/lib/gcc-lib/i386-unknown-openbsd4.3/3.3.5/specs Configured with: Thread model: single gcc version 3.3.5 (propolice) /usr/lib/gcc-lib/i386-unknown-openbsd4.3/3.3.5/cc1 -quiet -v -D__GNUC__=3 -D__GNUC_MINOR__=3 -D__GNUC_PATCHLEVEL__=5 test.c -quiet -dumpbase test.c -auxbase test -Wall -W -Wpointer-arith -Wbad-function-cast -std=c99 -version -o /tmp//ccj26536.s GNU C version 3.3.5 (propolice) (i386-unknown-openbsd4.3) compiled by GNU C version 3.3.5 (propolice). GGC heuristics: --param ggc-min-expand=46 --param ggc-min-heapsize=30393 #include "..." search starts here: #include <...> search starts here: /usr/include End of search list. as -o /tmp//cca26536.o /tmp//ccj26536.s /usr/lib/gcc-lib/i386-unknown-openbsd4.3/3.3.5/collect2 --eh-frame-hdr -e __start -Bdynamic -dynamic-linker /usr/libexec/ld.so -o test-bin /usr/lib/crt0.o /usr/lib/crtbegin.o -L/usr/lib/gcc-lib/i386-unknown-openbsd4.3/3.3.5 /tmp//cca26536.o -lgcc -lc -lgcc /usr/lib/crtend.o Terry@vectra-$ ./test-bin arg1 arg2 arg3 arg4 arg5 ./test-bin arg1 arg2 arg3 arg4 arg5 Terry@vectra-$
Tuesday, October 21, 2008
Ever wonder just what gcc does?
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