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build: add -D_FILE_OFFSET_BITS=64 to makeflags to build on 32-bit hosts

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Also update the tests to insist that off_t be at least 64 bits wide.
This commit is contained in:
Zygo Blaxell 2016-12-14 19:02:01 -05:00
parent e835e8766e
commit abd696c524
2 changed files with 4 additions and 22 deletions
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2
makeflags
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@ -1,4 +1,4 @@
CCFLAGS = -Wall -Wextra -Werror -O3 -march=native -I../include -ggdb -fpic
CCFLAGS = -Wall -Wextra -Werror -O3 -march=native -I../include -ggdb -fpic -D_FILE_OFFSET_BITS=64
# CCFLAGS = -Wall -Wextra -Werror -O0 -I../include -ggdb -fpic
CFLAGS = $(CCFLAGS) -std=c99
CXXFLAGS = $(CCFLAGS) -std=c++11 -Wold-style-cast

24
test/limits.cc
View File

@ -126,13 +126,7 @@ test_cast_0x80000000_to_things()
{
auto sv = 0x80000000LL;
auto uv = 0x80000000ULL;
if (sizeof(off_t) == 4) {
SHOULD_FAIL(ranged_cast<off_t>(sv));
} else if (sizeof(off_t) == 8) {
SHOULD_PASS(ranged_cast<off_t>(sv), sv);
} else {
assert(!"unhandled case, please add code for off_t here");
}
SHOULD_PASS(ranged_cast<off_t>(sv), sv);
SHOULD_PASS(ranged_cast<uint64_t>(uv), uv);
SHOULD_PASS(ranged_cast<uint32_t>(uv), uv);
SHOULD_FAIL(ranged_cast<uint16_t>(uv));
@ -171,13 +165,7 @@ test_cast_0xffffffff_to_things()
{
auto sv = 0xffffffffLL;
auto uv = 0xffffffffULL;
if (sizeof(off_t) == 4) {
SHOULD_FAIL(ranged_cast<off_t>(sv));
} else if (sizeof(off_t) == 8) {
SHOULD_PASS(ranged_cast<off_t>(sv), sv);
} else {
assert(!"unhandled case, please add code for off_t here");
}
SHOULD_PASS(ranged_cast<off_t>(sv), sv);
SHOULD_PASS(ranged_cast<uint64_t>(uv), uv);
SHOULD_PASS(ranged_cast<uint32_t>(uv), uv);
SHOULD_FAIL(ranged_cast<uint16_t>(uv));
@ -216,13 +204,7 @@ test_cast_0xfffffffff_to_things()
{
auto sv = 0xfffffffffLL;
auto uv = 0xfffffffffULL;
if (sizeof(off_t) == 4) {
SHOULD_FAIL(ranged_cast<off_t>(sv));
} else if (sizeof(off_t) == 8) {
SHOULD_PASS(ranged_cast<off_t>(sv), sv);
} else {
assert(!"unhandled case, please add code for off_t here");
}
SHOULD_PASS(ranged_cast<off_t>(sv), sv);
SHOULD_PASS(ranged_cast<uint64_t>(uv), uv);
SHOULD_FAIL(ranged_cast<uint32_t>(uv));
SHOULD_FAIL(ranged_cast<uint16_t>(uv));