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integer-bytes->integer: repair for unsigned char

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Fix `integer-bytes->integer` for the single-byte case when the C
compiler is configured to treat `char` as an unsigned type.

Relevant to #2773
This commit is contained in:
Matthew Flatt 2019-07-29 13:49:51 -06:00
parent d068f6ae24
commit af163a533d
1 changed files with 1 additions and 1 deletions
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racket/src/racket/src/numstr.c
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@ -2115,7 +2115,7 @@ Scheme_Object *scheme_bytes_to_integer(char *str, int slen, int sgned, int rshft
switch(slen) { switch(slen) {
case 1: case 1:
if (sgned) { if (sgned) {
char val; signed char val;
memcpy(&val, str, sizeof(char)); memcpy(&val, str, sizeof(char));
return scheme_make_integer(val); return scheme_make_integer(val);
} else { } else {