#14452: `-optc-O3` getting shadowed by automatically injected -O flags -------------------------------------+------------------------------------- Reporter: hvr | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: 8.8.1 Component: Compiler | Version: 8.2.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: make test | TEST=T14452 Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Phab:D5318 Wiki Page: | -------------------------------------+------------------------------------- Changes (by RolandSenn): * owner: RolandSenn => (none) * status: closed => new * resolution: fixed => Comment: The test T14452 is broken under Windows. Under Windows all the parameters of ''gcc'' including the last (''-O3'') are quoted: {{{ "C:\msys64\home\Roli\ghc\inplace\lib\../mingw/bin/gcc.exe" "-fno-stack- protector" "-DTABLES_NEXT_TO_CODE" "-x" "c" "C:\Users\Roli\AppData\Local\Temp\ghc7308_0\ghc_2.c" "-o" "C:\Users\Roli\AppData\Local\Temp\ghc7308_0\ghc_3.s" "-no-pie" "-Wimplicit" "-S" "-O2" "-include" "C:/msys64/home/Roli/ghc/includes\ghcversion.h" "-iquote." "-IC:\msys64\home\Roli\ghc\libraries\base\include" "-IC:\msys64\home\Roli\ghc\libraries\base\dist-install\build\include" "-IC:\msys64\home\Roli\ghc\libraries\integer-gmp\include" "-IC:\msys64\home\Roli\ghc\libraries\integer-gmp\dist- install\build\include" "-IC:/msys64/home/Roli/ghc/rts/dist/build" "-IC:/msys64/home/Roli/ghc/includes" "-IC:/msys64/home/Roli/ghc/includes /dist-derivedconstants/header" "-O3" }}} I'll create a better test. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14452#comment:6 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler