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authorAustin Seipp <aseipp@pobox.com>2013-09-08 02:08:45 -0500
committerAustin Seipp <aseipp@pobox.com>2013-09-08 03:55:06 -0500
commitd85044f6b201eae0a9e453b89c0433608e0778f0 (patch)
tree2ef70aed38ac9ee9b0c7dc3f1cdf8a8e79091c11 /includes/Rts.h
parentc73d372bfebb5acee45e196d4e8694b656c7fd82 (diff)
downloadhaskell-d85044f6b201eae0a9e453b89c0433608e0778f0.tar.gz
Default to infinite stack size (#8189)
When servicing a stack overflows, only throw an exception to the given thread if the user explicitly set a max stack size, using +RTS -K. Otherwise just service it normally and grow the stack. In case we actually run out of *heap* (stack chuncks are allocated on the heap), then we need to bail by calling the stackOverflow() hook and exit immediately. Authored-by: Ben Gamari <bgamari.foss@gmail.com> Signed-off-by: Austin Seipp <aseipp@pobox.com>
Diffstat (limited to 'includes/Rts.h')
-rw-r--r--includes/Rts.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/includes/Rts.h b/includes/Rts.h
index 122637c465..ee10a1044b 100644
--- a/includes/Rts.h
+++ b/includes/Rts.h
@@ -250,7 +250,7 @@ void getWin32ProgArgv(int *argc, wchar_t **argv[]);
void setWin32ProgArgv(int argc, wchar_t *argv[]);
#endif
-void stackOverflow(void);
+void stackOverflow(StgTSO* tso);
void stg_exit(int n) GNU_ATTRIBUTE(__noreturn__);
@@ -268,6 +268,7 @@ int stg_sig_install (int, int, void *);
#define EXIT_INTERRUPTED 252
#define EXIT_HEAPOVERFLOW 251
#define EXIT_KILLED 250
+#define EXIT_STACKOVERFLOW 249
/* -----------------------------------------------------------------------------
Miscellaneous garbage