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Don't use addresses of labels with LLVM.

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* libguile/vm-engine.h: If __llvm__ is defined, undef HAVE_LABELS_AS_VALUES.
* libguile/vm-expand.h: Likewise.
This commit is contained in:
Ken Raeburn 2012-05-20 15:00:21 -04:00
parent 19b22475d3
commit ea17899018
2 changed files with 24 additions and 0 deletions
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12
libguile/vm-engine.h
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@ -98,6 +98,18 @@
#define JT_REG
#endif
/*
* As of "gcc version 4.2.1 (Based on Apple Inc. build 5658) (LLVM build
* 2336.1.00)" it appears that llvm-gcc doesn't handle labels-as-values
* as efficiently as the basic switch statement, so we want to switch
* them off.
*
* (See also vm-expand.h.)
*/
#ifdef __llvm__
# undef HAVE_LABELS_AS_VALUES
#endif
/*
* Cache/Sync