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Code Issues 1 Releases Wiki Activity

Fix BSD builds.

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Try to silence some more undefined C warnings
with -fsanitize=undefined.
This commit is contained in:
Calvin Rose
2019-03-04 12:16:49 -05:00
parent b07adce2b9
commit 8d37e544ab
2 changed files with 7 additions and 8 deletions
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5
Makefile
View File

@@ -44,11 +44,8 @@ ifeq ($(UNAME), Darwin)
CLIBS:=$(CLIBS) -ldl
else ifeq ($(UNAME), Linux)
CLIBS:=$(CLIBS) -lrt -ldl
else ifeq ($(UNAME), FreeBSD)
CLIBS:=$(CLIBS) -ldl
else ifeq ($(UNAME), OpenBSD)
CLIBS:=$(CLIBS) -ldl
endif
# For other unix likes, add flags here!
$(shell mkdir -p build/core build/mainclient build/webclient build/boot)

10
src/core/emit.c
View File

@@ -86,8 +86,10 @@ static void janetc_loadconst(JanetCompiler *c, Janet k, int32_t reg) {
break;
case JANET_NUMBER: {
double dval = janet_unwrap_number(k);
if (dval < INT16_MIN || dval > INT16_MAX)
goto do_constant;
int32_t i = (int32_t) dval;
if (dval != i || !(dval >= INT16_MIN && dval <= INT16_MAX))
if (dval != i)
goto do_constant;
uint32_t iu = (uint32_t)i;
janetc_emit(c,
@@ -251,7 +253,7 @@ void janetc_copy(
static int32_t emit1s(JanetCompiler *c, uint8_t op, JanetSlot s, int32_t rest, int wr) {
int32_t reg = janetc_regnear(c, s, JANETC_REGTEMP_0);
int32_t label = janet_v_count(c->buffer);
janetc_emit(c, op | (reg << 8) | (rest << 16));
janetc_emit(c, op | (reg << 8) | ((uint32_t)rest << 16));
if (wr)
janetc_moveback(c, s, reg);
janetc_free_regnear(c, s, reg, JANETC_REGTEMP_0);
@@ -293,7 +295,7 @@ static int32_t emit2s(JanetCompiler *c, uint8_t op, JanetSlot s1, JanetSlot s2,
int32_t reg1 = janetc_regnear(c, s1, JANETC_REGTEMP_0);
int32_t reg2 = janetc_regnear(c, s2, JANETC_REGTEMP_1);
int32_t label = janet_v_count(c->buffer);
janetc_emit(c, op | (reg1 << 8) | (reg2 << 16) | (rest << 24));
janetc_emit(c, op | (reg1 << 8) | (reg2 << 16) | ((uint32_t)rest << 24));
janetc_free_regnear(c, s2, reg2, JANETC_REGTEMP_1);
if (wr)
janetc_moveback(c, s1, reg1);
@@ -326,7 +328,7 @@ int32_t janetc_emit_sss(JanetCompiler *c, uint8_t op, JanetSlot s1, JanetSlot s2
int32_t reg2 = janetc_regnear(c, s2, JANETC_REGTEMP_1);
int32_t reg3 = janetc_regnear(c, s3, JANETC_REGTEMP_2);
int32_t label = janet_v_count(c->buffer);
janetc_emit(c, op | (reg1 << 8) | (reg2 << 16) | (reg3 << 24));
janetc_emit(c, op | (reg1 << 8) | (reg2 << 16) | ((uint32_t)reg3 << 24));
janetc_free_regnear(c, s2, reg2, JANETC_REGTEMP_1);
janetc_free_regnear(c, s3, reg3, JANETC_REGTEMP_2);
if (wr)