execve: Clear sigaltstack and fp_regs

Fujitsu: POSTK_DEBUG_TEMP_FIX_19
Refs: #976
Change-Id: I16895eab13eecbb47b7e6da961fae82ee5e570ee

test/issues/976/test_chk.h

@@ -0,0 +1,23 @@
+#ifndef HEADER_TEST_CHK_H
+#define HEADER_TEST_CHK_H
+
+#define CHKANDJUMP(cond, ...) do {\
+		if (cond) {\
+			fprintf(stderr, " [NG] ");\
+			fprintf(stderr, __VA_ARGS__);\
+			fprintf(stderr, " failed\n");\
+			goto fn_fail;\
+		} \
+	} while (0)
+
+#define OKNG(cond, ...) do {\
+		if (cond) {\
+			CHKANDJUMP(cond, __VA_ARGS__);\
+		} else {\
+			fprintf(stdout, " [OK] ");\
+			fprintf(stdout, __VA_ARGS__);\
+			fprintf(stdout, "\n");\
+		} \
+	} while (0)
+
+#endif