Introduce noundef attribute to function parameter

	A	B	C	D	E	F	G	H	I	J	K	L	M	N	O	P	Q	R	S	T	U	V	W	X	Y	Z	AA	AB	AC	AD	AE	AF	AG	AH
1	Test Date	02-09-2021									06-09-2021												06-09-2021
2	Test name	Trunk									Fix LoopUnswitch(D106041)												Fix LoopUnswitch(D106041) + NoUndef Enabled
3	Test name	compile time (sec.)				exec. time (sec.)				obj. size (bytes)	compile time (sec.)					exec. time (sec.)					obj. size (bytes)		compile time (sec.)					exec. time (sec.)					obj. size (bytes)
4		itr. 1	itr. 2	itr. 3	median	itr. 1	itr. 2	itr. 3	median		itr 1.	itr 2.	itr 3.	median	speedup	itr 1.	itr 2.	itr 3.	median	speedup		enhancement	itr 1.	itr 2.	itr 3.	median	speedup	itr 1.	itr 2.	itr 3.	median	speedup		enhancement
5	500.perlbench_r	44.15	44.17	44.48	44.17	12.12	12.16	12.16	12.16	2444616	44.222	44.1769	44.1745	44.18	-0.01%	12.5083	12.5437	12.4537	12.51	-2.79%	2440544	0.17%	44.25	44.10	44.36	44.25	-0.19%	12.28	12.21	12.27	12.27	-0.88%	2444616	0.00%
6	502.gcc_r	227.97	227.92	229.11	227.97	21.40	21.32	21.44	21.40	10299704	228.467	228.1411	228.8647	228.47	-0.22%	21.5686	21.5517	21.5532	21.55	-0.69%	10295800	0.04%	228.34	227.47	228.53	228.34	-0.16%	21.41	21.49	21.57	21.49	-0.42%	10303696	-0.04%
7	505.mcf_r	1.24	1.23	1.25	1.24	33.93	34.26	33.43	33.93	51976	1.2191	1.2556	1.2403	1.24	0.24%	34.0278	34.1475	34.2811	34.15	-0.64%	51976	0.00%	1.18	1.26	1.24	1.24	0.20%	34.53	34.55	34.72	34.55	-1.78%	51976	0.00%
8	520.omnetpp_r	100.90	100.84	101.19	100.90	29.87	30.11	30.08	30.08	2577872	100.5449	100.3574	100.5384	100.54	0.36%	29.788	29.7572	30.0599	29.79	0.99%	2667912	-3.37%	100.73	100.22	100.88	100.73	0.17%	29.39	29.33	29.54	29.39	2.36%	2577800	0.00%
9	523.xalancbmk_r	242.29	242.05	243.52	242.29	28.87	29.85	29.93	29.85	6917464	239.1423	238.3825	239.0383	239.04	1.36%	29.9391	27.9937	27.6753	27.99	6.64%	7028056	-1.57%	241.52	240.96	242.49	241.52	0.32%	30.37	30.66	29.66	30.37	-1.72%	6917464	0.00%
10	525.x264_r	12.66	12.66	12.63	12.66	12.32	12.27	12.28	12.28	671392	12.6392	12.6789	12.6386	12.64	0.15%	12.2736	12.2556	12.2756	12.27	0.08%	671392	0.00%	12.66	12.63	12.64	12.64	0.17%	12.33	12.32	12.27	12.32	-0.30%	671392	0.00%
11	531.deepsjeng_r	2.95	2.94	2.92	2.94	37.44	37.55	37.60	37.55	113960	2.9002	2.8499	2.8221	2.85	3.24%	38.327	37.9148	38.3438	38.33	-2.04%	118056	-3.47%	2.93	2.88	2.86	2.88	2.06%	38.44	37.99	37.54	37.99	-1.16%	113960	0.00%
12	541.leela_r	11.04	10.97	11.03	11.03	44.50	44.62	44.51	44.51	214456	10.8322	10.896	10.8553	10.86	1.62%	44.6735	44.7394	44.628	44.67	-0.37%	226624	-5.37%	10.97	10.79	10.85	10.85	1.65%	44.47	44.90	44.95	44.90	-0.88%	214336	0.06%
13	557.xz_r	6.98	6.93	7.01	6.98	18.79	18.90	19.03	18.90	240080	6.7366	6.909	6.8966	6.90	1.21%	18.6922	18.6867	18.7492	18.69	1.12%	240080	0.00%	6.77	6.85	7.03	6.85	1.89%	18.85	18.68	18.74	18.74	0.89%	240080	0.00%
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15											* percentages that are not within 1.5% are colored
16											* Negative numbers mean bad
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