+ if (min > 0)
+ {
+ study->flags |= PCRE_STUDY_MINLEN;
+ study->minlength = min;
+ }
+ else study->minlength = 0;
+
+ /* If JIT support was compiled and requested, attempt the JIT compilation.
+ If no starting bytes were found, and the minimum length is zero, and JIT
+ compilation fails, abandon the extra block and return NULL. */
+
+#ifdef SUPPORT_JIT
+ extra->executable_jit = NULL;
+ if ((options & PCRE_STUDY_JIT_COMPILE) != 0)
+ PRIV(jit_compile)(re, extra, JIT_COMPILE);
+ if ((options & PCRE_STUDY_JIT_PARTIAL_SOFT_COMPILE) != 0)
+ PRIV(jit_compile)(re, extra, JIT_PARTIAL_SOFT_COMPILE);
+ if ((options & PCRE_STUDY_JIT_PARTIAL_HARD_COMPILE) != 0)
+ PRIV(jit_compile)(re, extra, JIT_PARTIAL_HARD_COMPILE);
+
+ if (study->flags == 0 && (extra->flags & PCRE_EXTRA_EXECUTABLE_JIT) == 0)
+ {
+#ifdef COMPILE_PCRE8
+ pcre_free_study(extra);
+#endif
+#ifdef COMPILE_PCRE16
+ pcre16_free_study(extra);
+#endif
+ extra = NULL;
+ }
+#endif