--- gcc/config/sun3.h	2018/04/24 17:54:39	1.1.1.2
+++ gcc/config/sun3.h	2018/04/24 18:05:27	1.1.1.4
@@ -72,7 +72,8 @@ the Free Software Foundation, 675 Mass A
 /* These compiler options take an argument.  We ignore -target for now.  */
 
 #define WORD_SWITCH_TAKES_ARG(STR)				\
- (!strcmp (STR, "Tdata") || !strcmp (STR, "include")		\
+ (!strcmp (STR, "Tdata") || !strcmp (STR, "Ttext")		\
+  || !strcmp (STR, "Tbss") || !strcmp (STR, "include")		\
   || !strcmp (STR, "imacros") || !strcmp (STR, "target")	\
   || !strcmp (STR, "assert") || !strcmp (STR, "aux-info"))
 
@@ -147,7 +148,8 @@ the Free Software Foundation, 675 Mass A
 
 /* Provide required defaults for linker -e and -d switches.  */
 
-#define LINK_SPEC "%{!e*:-e start} -dc -dp %{static:-Bstatic} %{assert*}"
+#define LINK_SPEC \
+ "%{!nostdlib:%{!r*:%{!e*:-e start}}} -dc -dp %{static:-Bstatic} %{assert*}"
 
 /* Every structure or union's size must be a multiple of 2 bytes.  */
 
@@ -204,7 +206,7 @@ the Free Software Foundation, 675 Mass A
 #define ASM_OUTPUT_FLOAT_OPERAND(FILE,VALUE)				\
   (REAL_VALUE_ISINF ((VALUE))						\
    ? (asm_fprintf (FILE, "%I0r%s99e999", ((VALUE) > 0 ? "" : "-")), 0)	\
-   : (VALUE) == -0.0							\
+   : REAL_VALUE_MINUS_ZERO (VALUE)					\
    ? (asm_fprintf (FILE, "%I0r-0.0"), 0)				\
    : (asm_fprintf (FILE, "%I0r%.9g", (VALUE)), 0))
 
@@ -212,6 +214,6 @@ the Free Software Foundation, 675 Mass A
 #define ASM_OUTPUT_DOUBLE_OPERAND(FILE,VALUE)				\
   (REAL_VALUE_ISINF ((VALUE))						\
    ? (asm_fprintf (FILE, "%I0r%s99e999", ((VALUE) > 0 ? "" : "-")), 0)	\
-   : (VALUE) == -0.0							\
+   : REAL_VALUE_MINUS_ZERO (VALUE)					\
    ? (asm_fprintf (FILE, "%I0r-0.0"), 0)				\
    : (asm_fprintf (FILE, "%I0r%.17g", (VALUE)), 0))