Tue Jul 13 19:11:35 2021 UTC ()
tests/lint: skip test for floating point overflow on alpha

On alpha and a few other platforms (see t_integration.sh), 'long double'
has 128 bit, which under IEEE 754 rules means a decimal exponent of up
to 4932.


(rillig)
diff -r1.4 -r1.5 src/tests/usr.bin/xlint/lint1/msg_142.c
diff -r1.2 -r1.3 src/tests/usr.bin/xlint/lint1/msg_142.exp
cvs diff -r1.4 -r1.5 src/tests/usr.bin/xlint/lint1/msg_142.c (expand / switch to unified diff)

--- src/tests/usr.bin/xlint/lint1/msg_142.c 2021/04/05 01:35:34 1.4
+++ src/tests/usr.bin/xlint/lint1/msg_142.c 2021/07/13 19:11:35 1.5
@@ -1,6 +1,14 @@ @@ -1,6 +1,14 @@
1/* $NetBSD: msg_142.c,v 1.4 2021/04/05 01:35:34 rillig Exp $ */ 1/* $NetBSD: msg_142.c,v 1.5 2021/07/13 19:11:35 rillig Exp $ */
2# 3 "msg_142.c" 2# 3 "msg_142.c"
3 3
4// Test for message: floating point overflow detected, op %s [142] 4// Test for message: floating point overflow detected, op %s [142]
5 5
6double dbl = 1e100 * 1e100 * 1e100 * 1e100 * 1e100; /* expect: 142 *//* expect: 142 */ 6/* lint1-only-if ldbl-64 */
 7/*
 8 * For 96-bit and 128-bit floating point numbers, a different number of
 9 * multipliers is needed to produce an overflow.
 10 */
 11
 12/* expect+2: warning: floating point overflow detected, op * [142] */
 13/* expect+1: warning: floating point overflow detected, op * [142] */
 14double dbl = 1e100 * 1e100 * 1e100 * 1e100 * 1e100;
cvs diff -r1.2 -r1.3 src/tests/usr.bin/xlint/lint1/Attic/msg_142.exp (expand / switch to unified diff)

--- src/tests/usr.bin/xlint/lint1/Attic/msg_142.exp 2021/01/08 21:25:03 1.2
+++ src/tests/usr.bin/xlint/lint1/Attic/msg_142.exp 2021/07/13 19:11:35 1.3
@@ -1,2 +1,2 @@ @@ -1,2 +1,2 @@
1msg_142.c(6): warning: floating point overflow detected, op * [142] 1msg_142.c(14): warning: floating point overflow detected, op * [142]
2msg_142.c(6): warning: floating point overflow detected, op * [142] 2msg_142.c(14): warning: floating point overflow detected, op * [142]