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authorGravatar Peter Korsgaard <jacmet@sunsite.dk>2008-03-27 19:37:33 +0000
committerGravatar Peter Korsgaard <jacmet@sunsite.dk>2008-03-27 19:37:33 +0000
commit1ab26cfe3868a95211baf488d40710f6e31307fc (patch)
tree19db3f554575cdc1d5cbce8cbb5c1e784e094bd5
parent311886d913817123429ad934d8ed87f3ffd790fd (diff)
downloadbuildroot-1ab26cfe3868a95211baf488d40710f6e31307fc.tar.gz
buildroot-1ab26cfe3868a95211baf488d40710f6e31307fc.tar.bz2
gcc 4.2.1: fix undefined reference to fmsub in C++ programs with soft float
Fix 'undefined reference to fmsub' linking errors with C++ programs when soft float is enabled. Patch by b5331. Closes #1588.
-rw-r--r--toolchain/gcc/4.2.1/920-soft-float.patch21
1 files changed, 21 insertions, 0 deletions
diff --git a/toolchain/gcc/4.2.1/920-soft-float.patch b/toolchain/gcc/4.2.1/920-soft-float.patch
new file mode 100644
index 0000000000..4287bfae27
--- /dev/null
+++ b/toolchain/gcc/4.2.1/920-soft-float.patch
@@ -0,0 +1,21 @@
+diff -uNpr gcc-4.2.1_orig/gcc/config/rs6000/darwin-ldouble.c gcc-4.2.1/gcc/config/rs6000/darwin-ldouble.c
+--- gcc-4.2.1_orig/gcc/config/rs6000/darwin-ldouble.c 2007-03-05 11:54:00.000000000 -0500
++++ gcc-4.2.1/gcc/config/rs6000/darwin-ldouble.c 2008-01-31 17:51:24.000000000 -0500
+@@ -70,6 +70,8 @@ Software Foundation, 51 Franklin Street,
+ but GCC currently generates poor code when a union is used to turn
+ a long double into a pair of doubles. */
+
++#if defined (_SOFT_FLOAT) && defined (__LONG_DOUBLE_128__)
++
+ long double __gcc_qadd (double, double, double, double);
+ long double __gcc_qsub (double, double, double, double);
+ long double __gcc_qmul (double, double, double, double);
+@@ -219,8 +221,6 @@ __gcc_qdiv (double a, double b, double c
+ return z.ldval;
+ }
+
+-#if defined (_SOFT_FLOAT) && defined (__LONG_DOUBLE_128__)
+-
+ long double __gcc_qneg (double, double);
+ int __gcc_qeq (double, double, double, double);
+ int __gcc_qne (double, double, double, double);