Restructured the command-line options for setting the search

heuristics in KLEE.  The new options are documented at 
http://klee.llvm.org/klee-options.html.

Cleaned a bit the code in UserSearcher.cpp, and fixed some test cases
to use the new options.



git-svn-id: https://llvm.org/svn/llvm-project/klee/trunk@163711 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 11 insertions, 8 deletions

diff --git a/test/Runtime/POSIX/DirConsistency.c b/test/Runtime/POSIX/DirConsistency.c
index 30696650..24bb8a6e 100644
--- a/test/Runtime/POSIX/DirConsistency.c
+++ b/test/Runtime/POSIX/DirConsistency.c
@@ -1,7 +1,7 @@
 // RUN: %llvmgcc %s -emit-llvm -O0 -c -o %t.bc
-// RUN: %klee --run-in=/tmp --use-random-search --libc=uclibc --posix-runtime --exit-on-error %t.bc --sym-files 1 1 > %t1.log
+// RUN: %klee --run-in=/tmp --search=random-state --libc=uclibc --posix-runtime --exit-on-error %t.bc --sym-files 1 1 > %t1.log
 // RUN: %llvmgcc -D_FILE_OFFSET_BITS=64 %s -emit-llvm -O0 -c -o %t.bc
-// RUN: %klee --run-in=/tmp --use-random-search --libc=uclibc --posix-runtime --exit-on-error %t.bc --sym-files 1 1 > %t2.log
+// RUN: %klee --run-in=/tmp --search=random-state --libc=uclibc --posix-runtime --exit-on-error %t.bc --sym-files 1 1 > %t2.log
 // RUN: sort %t1.log %t2.log | uniq -c > %t3.log
 // RUN: grep -q "4 COUNT" %t3.log
 
diff --git a/test/Runtime/POSIX/FD_Fail2.c b/test/Runtime/POSIX/FD_Fail2.c
index 062f7027..b42e03bf 100644
--- a/test/Runtime/POSIX/FD_Fail2.c
+++ b/test/Runtime/POSIX/FD_Fail2.c
@@ -1,5 +1,5 @@
 // RUN: %llvmgcc %s -emit-llvm -O0 -c -o %t1.bc
-// RUN: %klee --libc=uclibc --posix-runtime %t1.bc --sym-files 0 0 --max-fail 1
+// RUN: %klee --libc=uclibc --posix-runtime --search=dfs %t1.bc --sym-files 1 10 --max-fail 1
 // RUN: test -f klee-last/test000001.ktest
 // RUN: test -f klee-last/test000002.ktest
 // RUN: test -f klee-last/test000003.ktest
@@ -14,21 +14,24 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
+#include <stdio.h>
 
 int main(int argc, char** argv) {
   char buf[1024];  
-  int fd = open("/etc/fstab", O_RDONLY);
+  int fd = open("A", O_RDONLY);
   assert(fd != -1);
-    
-  int r = read(fd, buf, 1, 100);
+
+  int r;
+
+  r = read(fd, buf, 1, 5);
   if (r != -1)
     printf("read() succeeded\n");
-  else printf("read() failed with errno %s\n", strerror(errno));
+  else printf("read() failed with error '%s'\n", strerror(errno));
 
   r = close(fd);
   if (r != -1)
     printf("close() succeeded\n");
-  else printf("close() failed with errno %s\n", strerror(errno));
+  else printf("close() failed with error '%s'\n", strerror(errno));
 
   return 0;
 }