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Turn COMPILER_VERSION/COMPILER_TYPE make check into a compile-time check

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of the clang version

This works around breakage on ^/stable/10 when running installworld from
a ^/stable/10 host where the test wouldn't be compiled on the first
go-around and would be missing when make installworld is run.

MFC after:	1 week
PR:		208703
Reported by:	emaste
Sponsored by:	Dell EMC Isilon
This commit is contained in:
ngie 2017-01-15 09:05:26 +00:00
parent def45713a6
commit 198e6cd6e3
2 changed files with 19 additions and 5 deletions
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3
lib/msun/tests/Makefile
View File

@ -55,10 +55,7 @@ TAP_TESTS_C+= ctrig_test
TAP_TESTS_C+= exponential_test
TAP_TESTS_C+= fenv_test
TAP_TESTS_C+= fma_test
# clang 3.8.0 fails always fails this test. See: bug 208703
.if ! (${COMPILER_TYPE} == "clang" && ${COMPILER_VERSION} >= 30800)
TAP_TESTS_C+= fmaxmin_test
.endif
TAP_TESTS_C+= ilogb2_test
TAP_TESTS_C+= invtrig_test
TAP_TESTS_C+= invctrig_test

21
lib/msun/tests/fmaxmin_test.c
View File

@ -86,6 +86,8 @@ testall_r(long double big, long double small)
return (ok);
}
const char *comment = NULL;
/*
* Test all the functions: fmaxf, fmax, fmaxl, fminf, fmin, and fminl,
* in all rounding modes and with the arguments in different orders.
@ -107,10 +109,17 @@ testall(int testnum, long double big, long double small)
break;
}
}
printf("%sok %d - big = %.20Lg, small = %.20Lg\n",
(i == 4) ? "" : "not ", testnum, big, small);
printf("%sok %d - big = %.20Lg, small = %.20Lg%s\n",
(i == 4) ? "" : "not ", testnum, big, small,
comment == NULL ? "" : comment);
}
/* Clang 3.8.0+ fails the invariants for testcase 6, 7, 10, and 11. */
#if defined(__clang__) && \
(__clang_major__ >= 3 && __clang_minor__ >= 8 && __clang_patchlevel__ >= 0)
#define affected_by_bug_208703
#endif
int
main(int argc, char *argv[])
{
@ -122,15 +131,23 @@ main(int argc, char *argv[])
testall(3, nextafterf(42.0, INFINITY), 42.0);
testall(4, -5.0, -5.0);
testall(5, -3.0, -4.0);
#ifdef affected_by_bug_208703
comment = "# TODO: testcase 6-7 fails invariant with clang 3.8+ (bug 208703)";
#endif
testall(6, 1.0, NAN);
testall(7, INFINITY, NAN);
comment = NULL;
testall(8, INFINITY, 1.0);
testall(9, -3.0, -INFINITY);
testall(10, 3.0, -INFINITY);
#ifdef affected_by_bug_208703
comment = "# TODO: testcase 11-12 fails invariant with clang 3.8+ (bug 208703)";
#endif
testall(11, NAN, NAN);
/* This test isn't strictly required to work by C99. */
testall(12, 0.0, -0.0);
comment = NULL;
return (0);
}