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cs: fix launcher hack for cross build

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Disable optimizations that would avoid inspecting literal string data
that is modified in the run-time executable.
This commit is contained in:
Matthew Flatt 2019-07-27 07:47:37 -06:00
parent 49929ce8d3
commit 7d6e2fc89b
1 changed files with 13 additions and 3 deletions
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16
racket/src/start/start.c
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@ -41,10 +41,17 @@
#endif
#define DUPLICATE_INPUT
#if defined(__GNUC__)
# define PRESERVE_IN_EXECUTABLE __attribute__((used))
#else
# define PRESERVE_IN_EXECUTABLE /* empty */
#endif
/* Win command lines limited to 1024 chars, so 1024 chars for
command tail is ample */
static wchar_t *input =
PRESERVE_IN_EXECUTABLE
wchar_t * volatile input =
L"<Command Line: Replace This ************************************"
L"****************************************************************"
L"****************************************************************"
@ -79,14 +86,16 @@ static wchar_t *input =
/* Win long filenames limited to 255 chars, so 254 chars for
directory is ample */
static wchar_t *exedir = L"<Executable Directory: Replace This ********"
PRESERVE_IN_EXECUTABLE
wchar_t *volatile exedir = L"<Executable Directory: Replace This ********"
L"********************************************"
L"********************************************"
L"********************************************"
L"********************************************"
L"********************************************>";
static wchar_t *variant = L"<Executable Variant: Replace This>";
PRESERVE_IN_EXECUTABLE
wchar_t * volatile variant = L"<Executable Variant: Replace This>";
static int wc_strlen(const wchar_t *ws)
{
@ -279,6 +288,7 @@ int wmain(int argc_in, wchar_t **argv_in)
/* gcc: input is read-only */
input = copy_string(input);
exedir = copy_string(exedir);
variant = copy_string(variant);
#endif
count = 1;