Cygwin can't find zlib while linking

Asked May 05 '16 at 19:35

Active May 05 '16 at 19:35

Viewed 798 times

$ maek
gcc -lz -std=c11 -Wall -Werror -O3 cripper.o -o cripper
cripper.o:cripper.c:(.text+0x197): undefined reference to `inflateInit_'
cripper.o:cripper.c:(.text+0x197): relocation truncated to fit: R_X86_64_PC32 against undefined symbol `inflateInit_'
cripper.o:cripper.c:(.text+0x213): undefined reference to `inflate'
cripper.o:cripper.c:(.text+0x213): relocation truncated to fit: R_X86_64_PC32 against undefined symbol `inflate'
cripper.o:cripper.c:(.text+0x238): undefined reference to `inflateEnd'
cripper.o:cripper.c:(.text+0x238): relocation truncated to fit: R_X86_64_PC32 against undefined symbol `inflateEnd'
cripper.o:cripper.c:(.text+0x2c2): undefined reference to `inflateEnd'
cripper.o:cripper.c:(.text+0x2c2): relocation truncated to fit: R_X86_64_PC32 against undefined symbol `inflateEnd'
collect2: error: ld returned 1 exit status
Makefile:7: recipe for target 'cripper' failed
make: *** [cripper] Error 1

Pretty sure I'm linking to zlib (I'm passing the -lz flag), and /lib/libz.a has the offending functions, but the linker somehow can't find these functions.

asked May 05 '16 at 19:35

bb94

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Move the "-lz" after the ".o" file? – Brian McFarland May 05 '16 at 19:47
Wow, that worked! Thanks for the answer. – bb94 May 05 '16 at 19:48
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See also: http://stackoverflow.com/questions/11893996/why-does-the-order-of-l-option-in-gcc-matter – Brian McFarland May 05 '16 at 20:21

Cygwin can't find zlib while linking

0 Answers0