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| author | Erik de Castro Lopo <erik.decastrolopo@ambiata.com> | 2017-04-05 05:53:46 +1000 |
|---|---|---|
| committer | Ben Gamari <ben@smart-cactus.org> | 2017-04-28 22:35:04 -0400 |
| commit | e5b3492f23c2296d0d8221e1787ee585331f726e (patch) | |
| tree | e1d6797dadc265db7f97615ff71c65c3d83db9c0 /includes/stg/MachRegs.h | |
| parent | 6d14c1485cb570cbd183bcdc0f858d9a6dc1eb31 (diff) | |
| download | haskell-e5b3492f23c2296d0d8221e1787ee585331f726e.tar.gz | |
Enable new warning for fragile/incorrect CPP #if usage
The C code in the RTS now gets built with `-Wundef` and the Haskell code
(stages 1 and 2 only) with `-Wcpp-undef`. We now get warnings whereever
`#if` is used on undefined identifiers.
Test Plan: Validate on Linux and Windows
Reviewers: austin, angerman, simonmar, bgamari, Phyx
Reviewed By: bgamari
Subscribers: thomie, snowleopard
Differential Revision: https://phabricator.haskell.org/D3278
Diffstat (limited to 'includes/stg/MachRegs.h')
| -rw-r--r-- | includes/stg/MachRegs.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/includes/stg/MachRegs.h b/includes/stg/MachRegs.h index a0cf595505..f58e49e626 100644 --- a/includes/stg/MachRegs.h +++ b/includes/stg/MachRegs.h @@ -81,7 +81,7 @@ Leaving SpLim out of the picture. -------------------------------------------------------------------------- */ -#if MACHREGS_i386 +#ifdef MACHREGS_i386 #define REG(x) __asm__("%" #x) @@ -155,7 +155,7 @@ --------------------------------------------------------------------------- */ -#elif MACHREGS_x86_64 +#elif defined(MACHREGS_x86_64) #define REG(x) __asm__("%" #x) @@ -302,7 +302,7 @@ the stack. See Note [Overlapping global registers] for implications. We can do the Whole Business with callee-save registers only! -------------------------------------------------------------------------- */ -#elif MACHREGS_powerpc +#elif defined(MACHREGS_powerpc) #define REG(x) __asm__(#x) @@ -315,7 +315,7 @@ the stack. See Note [Overlapping global registers] for implications. #define REG_R7 r20 #define REG_R8 r21 -#if MACHREGS_darwin +#ifdef MACHREGS_darwin #define REG_F1 f14 #define REG_F2 f15 @@ -441,7 +441,7 @@ the stack. See Note [Overlapping global registers] for implications. -------------------------------------------------------------------------- */ -#elif MACHREGS_sparc +#elif defined(MACHREGS_sparc) #define REG(x) __asm__("%" #x) @@ -520,7 +520,7 @@ the stack. See Note [Overlapping global registers] for implications. d16-d31/q8-q15 Argument / result/ scratch registers ----------------------------------------------------------------------------- */ -#elif MACHREGS_arm +#elif defined(MACHREGS_arm) #define REG(x) __asm__(#x) @@ -577,7 +577,7 @@ the stack. See Note [Overlapping global registers] for implications. ----------------------------------------------------------------------------- */ -#elif MACHREGS_aarch64 +#elif defined(MACHREGS_aarch64) #define REG(x) __asm__(#x) |